CommonSpirit Health

Disclosed Feb 25, 20267 months agoConfirmed

Official notice

What is known

People affected	Not stated in the sources we have
Disclosed	Feb 25, 2026
Discovered	Nov 25, 2024
Happened	Nov 11, 2024
Attack	Hacking
Data exposed	Not stated
Sector	Healthcare · US
Status	Confirmed

Sources

Source	Kind
Washington Attorney General breach notice: CommonSpirit Healthatg.wa.gov · Official notice	Official notice

Notices filed

Where	Filed	People
Washington AGresidents of WA	Feb 25	19,027

Other breaches at CommonSpirit Health

Breach	Disclosed	Attack	Sector	Status	Affected
Ransomware attack on CommonSpirit exposes data of 623,774 patientsOct 5, 20223 years agoRansomware	Oct 5, 20223 years ago	Ransomware	Healthcare	Confirmed	633K

History of this record

2026-09-25 · added · backfill source

First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.

Everything about CommonSpirit Health

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